How severe is CVE-2024-39299?

CVE-2024-39299 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-39299 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-39299?

CVE-2024-39299 affects Wavlink Wl-wn533a8 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-39299?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-39299 have an EU (EUVD) identifier?

Yes. CVE-2024-39299 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38363.

When was CVE-2024-39299 published?

CVE-2024-39299 was published on 2025-01-14 and last updated on 2026-06-17.

CVE-2024-39299

CVE-2024-39299 is a critical-severity vulnerability in Wavlink Wl-wn533a8 Firmware with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38363
Weakness: CWE-120
Affected product: Wavlink Wl-wn533a8 Firmware
Published: 2025-01-14
Last modified: 2026-06-17

Description

A buffer overflow vulnerability exists in the qos.cgi qos_sta_settings() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to stack-based buffer overflow. An attacker can make an authenticated HTTP request to trigger this vulnerability.

Frequently asked questions

What is CVE-2024-39299?: A buffer overflow vulnerability exists in the qos.cgi qos_sta_settings() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to stack-based buffer overflow. An attacker can make an authenticated HTTP request to trigger this vulnerability.
How severe is CVE-2024-39299?: CVE-2024-39299 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-39299 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-39299?: CVE-2024-39299 affects Wavlink Wl-wn533a8 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-39299?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-39299 have an EU (EUVD) identifier?: Yes. CVE-2024-39299 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38363.
When was CVE-2024-39299 published?: CVE-2024-39299 was published on 2025-01-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:wavlink:wl-wn533a8_firmware:m33a8.v5030.210505:*:*:*:*:*:*:*

More vulnerabilities in Wavlink Wl-wn533a8 Firmware

CVE-2024-39761 — Critical (CVSS 10.0): Multiple OS command injection vulnerabilities exist in the login.cgi set_sys_init() functionality of Wavlink AC3000…
CVE-2024-39760 — Critical (CVSS 10.0): Multiple OS command injection vulnerabilities exist in the login.cgi set_sys_init() functionality of Wavlink AC3000…
CVE-2024-39759 — Critical (CVSS 10.0): Multiple OS command injection vulnerabilities exist in the login.cgi set_sys_init() functionality of Wavlink AC3000…
CVE-2024-39754 — Critical (CVSS 10.0): A static login vulnerability exists in the wctrls functionality of Wavlink AC3000 M33A8.V5030.210505. A specially…
CVE-2024-39608 — Critical (CVSS 10.0): A firmware update vulnerability exists in the login.cgi functionality of Wavlink AC3000 M33A8.V5030.210505. A specially…
CVE-2024-36290 — Critical (CVSS 10.0): A buffer overflow vulnerability exists in the login.cgi Goto_chidx() functionality of Wavlink AC3000…

All CVEs affecting Wavlink Wl-wn533a8 Firmware →

Other CWE-120 (Classic Buffer Overflow) vulnerabilities

CVE-2025-48611 — Critical (CVSS 10.0): In DeviceId of DeviceId.java, there is a possible desync in persistence due to a missing bounds check. This could lead…
CVE-2026-24823 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in FASTSHIFT…
CVE-2026-24810 — Critical (CVSS 10.0): Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in rethinkdb (src/cjson modules).…
CVE-2026-24800 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in tildearrow…
CVE-2025-9962 — Critical (CVSS 10.0): A buffer overflow vulnerability in Novakon P series allows attackers to gain root permission without prior…
CVE-2010-10016 — Critical (CVSS 10.0): BS.Player version 2.57 (build 1051) contains a vulnerability in its playlist import functionality. When processing .m3u…

Browse all CWE-120 (Classic Buffer Overflow) vulnerabilities →